Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668170 | Composition and method enhancing transdermal electrotransport agent delivery | — | 1997-09-16 |
| 5647844 | Device and method of iontophoretic drug delivery | Ronald P. Haak, Felix Theeuwes | 1997-07-15 |